Finding the Fourth Proportional to 109,071.19, 150,516.24 and 60,672.88

Step by Step Solution

1. Step 1: Write the proportion equation
   109,071.19 : 150,516.24 = 60,672.88 : x
2. Step 2: Convert to fraction form
   109,071.19/150,516.24 = 60,672.88/x
3. Step 3: Cross multiply
   109,071.19x = 150,516.24 × 60,672.88
4. Step 4: Simplify right side
   109,071.19x = 9,132,254,069.48
5. Step 5: Solve for x
   x = 9,132,254,069.48/109,071.19
6. Step 6: Final answer
   x = 83,727.46