Finding the Fourth Proportional to 109,432.56, 151,014.56 and 64,104.96

Step by Step Solution

1. Step 1: Write the proportion equation
   109,432.56 : 151,014.56 = 64,104.96 : x
2. Step 2: Convert to fraction form
   109,432.56/151,014.56 = 64,104.96/x
3. Step 3: Cross multiply
   109,432.56x = 151,014.56 × 64,104.96
4. Step 4: Simplify right side
   109,432.56x = 9,680,782,328.22
5. Step 5: Solve for x
   x = 9,680,782,328.22/109,432.56
6. Step 6: Final answer
   x = 88,463.45