Finding the Fourth Proportional to 64,123.02, 88,443.87 and 45,007.07

Step by Step Solution

1. Step 1: Write the proportion equation
   64,123.02 : 88,443.87 = 45,007.07 : x
2. Step 2: Convert to fraction form
   64,123.02/88,443.87 = 45,007.07/x
3. Step 3: Cross multiply
   64,123.02x = 88,443.87 × 45,007.07
4. Step 4: Simplify right side
   64,123.02x = 3,980,599,174.72
5. Step 5: Solve for x
   x = 3,980,599,174.72/64,123.02
6. Step 6: Final answer
   x = 62,077.53