Finding the Fourth Proportional to 117,980,681.88, 162,823,033.06 and 65,067,737.96

Step by Step Solution

1. Step 1: Write the proportion equation
   117,980,681.88 : 162,823,033.06 = 65,067,737.96 : x
2. Step 2: Convert to fraction form
   117,980,681.88/162,823,033.06 = 65,067,737.96/x
3. Step 3: Cross multiply
   117,980,681.88x = 162,823,033.06 × 65,067,737.96
4. Step 4: Simplify right side
   117,980,681.88x = 10,594,526,449,000,498
5. Step 5: Solve for x
   x = 10,594,526,449,000,498/117,980,681.88
6. Step 6: Final answer
   x = 89,798,823.67