Finding the Fourth Proportional to 109,851.06, 151,569 and 64,526.70

Step by Step Solution

1. Step 1: Write the proportion equation
   109,851.06 : 151,569 = 64,526.70 : x
2. Step 2: Convert to fraction form
   109,851.06/151,569 = 64,526.70/x
3. Step 3: Cross multiply
   109,851.06x = 151,569 × 64,526.70
4. Step 4: Simplify right side
   109,851.06x = 9,780,247,392.30
5. Step 5: Solve for x
   x = 9,780,247,392.30/109,851.06
6. Step 6: Final answer
   x = 89,031.89