Finding the Fourth Proportional to 123,158,599.64, 169,053,545.25 and 108,907,713.98

Step by Step Solution

1. Step 1: Write the proportion equation
   123,158,599.64 : 169,053,545.25 = 108,907,713.98 : x
2. Step 2: Convert to fraction form
   123,158,599.64/169,053,545.25 = 108,907,713.98/x
3. Step 3: Cross multiply
   123,158,599.64x = 169,053,545.25 × 108,907,713.98
4. Step 4: Simplify right side
   123,158,599.64x = 18,411,235,152,847,452
5. Step 5: Solve for x
   x = 18,411,235,152,847,452/123,158,599.64
6. Step 6: Final answer
   x = 149,492,079.37