Finding the Third Proportional to 43,126.31 and 91,378.13

Step by Step Solution

1. Step 1: Write the proportion equation
   43,126.31 : 91,378.13 = 91,378.13 : x
2. Step 2: Convert to fraction form
   43,126.31/91,378.13 = 91,378.13/x
3. Step 3: Cross multiply
   43,126.31x = 91,378.13 × 91,378.13
4. Step 4: Simplify right side
   43,126.31x = 8,349,961,728.52
5. Step 5: Solve for x
   x = 8,349,961,728.52/43,126.31
6. Step 6: Final answer
   x = 193,616.41