Finding the Third Proportional to 42,226.31 and 91,753.88

Step by Step Solution

1. Step 1: Write the proportion equation
   42,226.31 : 91,753.88 = 91,753.88 : x
2. Step 2: Convert to fraction form
   42,226.31/91,753.88 = 91,753.88/x
3. Step 3: Cross multiply
   42,226.31x = 91,753.88 × 91,753.88
4. Step 4: Simplify right side
   42,226.31x = 8,418,773,577.52
5. Step 5: Solve for x
   x = 8,418,773,577.52/42,226.31
6. Step 6: Final answer
   x = 199,372.69