Finding the Fourth Proportional to 59,188,654.80, 88,780,981.10 and 20,849,166.99

Step by Step Solution

1. Step 1: Write the proportion equation
   59,188,654.80 : 88,780,981.10 = 20,849,166.99 : x
2. Step 2: Convert to fraction form
   59,188,654.80/88,780,981.10 = 20,849,166.99/x
3. Step 3: Cross multiply
   59,188,654.80x = 88,780,981.10 × 20,849,166.99
4. Step 4: Simplify right side
   59,188,654.80x = 1,851,009,500,385,688
5. Step 5: Solve for x
   x = 1,851,009,500,385,688/59,188,654.80
6. Step 6: Final answer
   x = 31,273,045.60