Finding the Fourth Proportional to 109,490.85, 151,043.06 and 70,715.34

Step by Step Solution

1. Step 1: Write the proportion equation
   109,490.85 : 151,043.06 = 70,715.34 : x
2. Step 2: Convert to fraction form
   109,490.85/151,043.06 = 70,715.34/x
3. Step 3: Cross multiply
   109,490.85x = 151,043.06 × 70,715.34
4. Step 4: Simplify right side
   109,490.85x = 10,681,061,519.33
5. Step 5: Solve for x
   x = 10,681,061,519.33/109,490.85
6. Step 6: Final answer
   x = 97,552.09