Finding the Fourth Proportional to 109,891.62, 151,607.34 and 71,695.98

Step by Step Solution

1. Step 1: Write the proportion equation
   109,891.62 : 151,607.34 = 71,695.98 : x
2. Step 2: Convert to fraction form
   109,891.62/151,607.34 = 71,695.98/x
3. Step 3: Cross multiply
   109,891.62x = 151,607.34 × 71,695.98
4. Step 4: Simplify right side
   109,891.62x = 10,869,636,816.49
5. Step 5: Solve for x
   x = 10,869,636,816.49/109,891.62
6. Step 6: Final answer
   x = 98,912.34