Finding the Third Proportional to 42,373.13 and 91,888.17

Step by Step Solution

1. Step 1: Write the proportion equation
   42,373.13 : 91,888.17 = 91,888.17 : x
2. Step 2: Convert to fraction form
   42,373.13/91,888.17 = 91,888.17/x
3. Step 3: Cross multiply
   42,373.13x = 91,888.17 × 91,888.17
4. Step 4: Simplify right side
   42,373.13x = 8,443,436,130.53
5. Step 5: Solve for x
   x = 8,443,436,130.53/42,373.13
6. Step 6: Final answer
   x = 199,263.95