Finding the Fourth Proportional to 108,732,647.88, 163,017,506.86 and 65,591,795.16

Step by Step Solution

1. Step 1: Write the proportion equation
   108,732,647.88 : 163,017,506.86 = 65,591,795.16 : x
2. Step 2: Convert to fraction form
   108,732,647.88/163,017,506.86 = 65,591,795.16/x
3. Step 3: Cross multiply
   108,732,647.88x = 163,017,506.86 × 65,591,795.16
4. Step 4: Simplify right side
   108,732,647.88x = 10,692,610,917,455,016
5. Step 5: Solve for x
   x = 10,692,610,917,455,016/108,732,647.88
6. Step 6: Final answer
   x = 98,338,549.88