Finding the Fourth Proportional to 42,387,068,414.70, 63,442,853,114.85 and 42,387,068,414.70

Step by Step Solution

1. Step 1: Write the proportion equation
   42,387,068,414.70 : 63,442,853,114.85 = 42,387,068,414.70 : x
2. Step 2: Convert to fraction form
   42,387,068,414.70/63,442,853,114.85 = 42,387,068,414.70/x
3. Step 3: Cross multiply
   42,387,068,414.70x = 63,442,853,114.85 × 42,387,068,414.70
4. Step 4: Simplify right side
   42,387,068,414.70x = 2,689,156,555,402,909,843,456
5. Step 5: Solve for x
   x = 2,689,156,555,402,909,843,456/42,387,068,414.70
6. Step 6: Final answer
   x = 63,442,853,114.85