Finding the Third Proportional to 115,301.60 and 253,304.72

Step by Step Solution

1. Step 1: Write the proportion equation
   115,301.60 : 253,304.72 = 253,304.72 : x
2. Step 2: Convert to fraction form
   115,301.60/253,304.72 = 253,304.72/x
3. Step 3: Cross multiply
   115,301.60x = 253,304.72 × 253,304.72
4. Step 4: Simplify right side
   115,301.60x = 64,163,280,541.02
5. Step 5: Solve for x
   x = 64,163,280,541.02/115,301.60
6. Step 6: Final answer
   x = 556,482.13