Finding the Fourth Proportional to 42,897,352,811.92, 64,355,337,789.88 and 13,050,908,271.44

Step by Step Solution

1. Step 1: Write the proportion equation
   42,897,352,811.92 : 64,355,337,789.88 = 13,050,908,271.44 : x
2. Step 2: Convert to fraction form
   42,897,352,811.92/64,355,337,789.88 = 13,050,908,271.44/x
3. Step 3: Cross multiply
   42,897,352,811.92x = 64,355,337,789.88 × 13,050,908,271.44
4. Step 4: Simplify right side
   42,897,352,811.92x = 839,895,610,273,260,109,824
5. Step 5: Solve for x
   x = 839,895,610,273,260,109,824/42,897,352,811.92
6. Step 6: Final answer
   x = 19,579,194,407.54