Finding the Third Proportional to 55,454.63 and 90,102.38

Step by Step Solution

1. Step 1: Write the proportion equation
   55,454.63 : 90,102.38 = 90,102.38 : x
2. Step 2: Convert to fraction form
   55,454.63/90,102.38 = 90,102.38/x
3. Step 3: Cross multiply
   55,454.63x = 90,102.38 × 90,102.38
4. Step 4: Simplify right side
   55,454.63x = 8,118,437,980.64
5. Step 5: Solve for x
   x = 8,118,437,980.64/55,454.63
6. Step 6: Final answer
   x = 146,397.85