Finding the Fourth Proportional to 71,353.08, 98,533.98 and 45,903.72

Step by Step Solution

1. Step 1: Write the proportion equation
   71,353.08 : 98,533.98 = 45,903.72 : x
2. Step 2: Convert to fraction form
   71,353.08/98,533.98 = 45,903.72/x
3. Step 3: Cross multiply
   71,353.08x = 98,533.98 × 45,903.72
4. Step 4: Simplify right side
   71,353.08x = 4,523,076,228.41
5. Step 5: Solve for x
   x = 4,523,076,228.41/71,353.08
6. Step 6: Final answer
   x = 63,390.06