Finding the Fourth Proportional to 117,906,185.37, 162,711,166.74 and 67,666,397.75

Step by Step Solution

1. Step 1: Write the proportion equation
   117,906,185.37 : 162,711,166.74 = 67,666,397.75 : x
2. Step 2: Convert to fraction form
   117,906,185.37/162,711,166.74 = 67,666,397.75/x
3. Step 3: Cross multiply
   117,906,185.37x = 162,711,166.74 × 67,666,397.75
4. Step 4: Simplify right side
   117,906,185.37x = 11,010,078,526,995,818
5. Step 5: Solve for x
   x = 11,010,078,526,995,818/117,906,185.37
6. Step 6: Final answer
   x = 93,379,990.99