Finding the Fourth Proportional to 42,708,339.45, 58,936,780.17 and 23,129,068.86

Step by Step Solution

1. Step 1: Write the proportion equation
   42,708,339.45 : 58,936,780.17 = 23,129,068.86 : x
2. Step 2: Convert to fraction form
   42,708,339.45/58,936,780.17 = 23,129,068.86/x
3. Step 3: Cross multiply
   42,708,339.45x = 58,936,780.17 × 23,129,068.86
4. Step 4: Simplify right side
   42,708,339.45x = 1,363,152,846,938,612.50
5. Step 5: Solve for x
   x = 1,363,152,846,938,612.50/42,708,339.45
6. Step 6: Final answer
   x = 31,917,720.63