Finding the Fourth Proportional to 64,978.56, 97,331.76 and 41,485.32

Step by Step Solution

1. Step 1: Write the proportion equation
   64,978.56 : 97,331.76 = 41,485.32 : x
2. Step 2: Convert to fraction form
   64,978.56/97,331.76 = 41,485.32/x
3. Step 3: Cross multiply
   64,978.56x = 97,331.76 × 41,485.32
4. Step 4: Simplify right side
   64,978.56x = 4,037,839,209.76
5. Step 5: Solve for x
   x = 4,037,839,209.76/64,978.56
6. Step 6: Final answer
   x = 62,141.10