Finding the Fourth Proportional to 139,866,526.68, 209,749,401.54 and 59,093,793.24

Step by Step Solution

1. Step 1: Write the proportion equation
   139,866,526.68 : 209,749,401.54 = 59,093,793.24 : x
2. Step 2: Convert to fraction form
   139,866,526.68/209,749,401.54 = 59,093,793.24/x
3. Step 3: Cross multiply
   139,866,526.68x = 209,749,401.54 × 59,093,793.24
4. Step 4: Simplify right side
   139,866,526.68x = 12,394,887,766,818,498
5. Step 5: Solve for x
   x = 12,394,887,766,818,498/139,866,526.68
6. Step 6: Final answer
   x = 88,619,400.66