Finding the Third Proportional to 35,672.91 and 55,312.88

Step by Step Solution

1. Step 1: Write the proportion equation
   35,672.91 : 55,312.88 = 55,312.88 : x
2. Step 2: Convert to fraction form
   35,672.91/55,312.88 = 55,312.88/x
3. Step 3: Cross multiply
   35,672.91x = 55,312.88 × 55,312.88
4. Step 4: Simplify right side
   35,672.91x = 3,059,514,140.77
5. Step 5: Solve for x
   x = 3,059,514,140.77/35,672.91
6. Step 6: Final answer
   x = 85,765.77