Finding the Fourth Proportional to 60,957.46, 91,031.14 and 60,297.72

Step by Step Solution

1. Step 1: Write the proportion equation
   60,957.46 : 91,031.14 = 60,297.72 : x
2. Step 2: Convert to fraction form
   60,957.46/91,031.14 = 60,297.72/x
3. Step 3: Cross multiply
   60,957.46x = 91,031.14 × 60,297.72
4. Step 4: Simplify right side
   60,957.46x = 5,488,969,925.01
5. Step 5: Solve for x
   x = 5,488,969,925.01/60,957.46
6. Step 6: Final answer
   x = 90,045.91