Finding the Fourth Proportional to 108,981,604.73, 163,287,419.28 and 65,759,988.53

Step by Step Solution

1. Step 1: Write the proportion equation
   108,981,604.73 : 163,287,419.28 = 65,759,988.53 : x
2. Step 2: Convert to fraction form
   108,981,604.73/163,287,419.28 = 65,759,988.53/x
3. Step 3: Cross multiply
   108,981,604.73x = 163,287,419.28 × 65,759,988.53
4. Step 4: Simplify right side
   108,981,604.73x = 10,737,778,818,129,664
5. Step 5: Solve for x
   x = 10,737,778,818,129,664/108,981,604.73
6. Step 6: Final answer
   x = 98,528,360.32