Finding the Fourth Proportional to 83,606.72, 115,373.28 and 45,880.16

Step by Step Solution

1. Step 1: Write the proportion equation
   83,606.72 : 115,373.28 = 45,880.16 : x
2. Step 2: Convert to fraction form
   83,606.72/115,373.28 = 45,880.16/x
3. Step 3: Cross multiply
   83,606.72x = 115,373.28 × 45,880.16
4. Step 4: Simplify right side
   83,606.72x = 5,293,344,546.12
5. Step 5: Solve for x
   x = 5,293,344,546.12/83,606.72
6. Step 6: Final answer
   x = 63,312.43