Finding the Third Proportional to 58,407.33 and 91,503.42

Step by Step Solution

1. Step 1: Write the proportion equation
   58,407.33 : 91,503.42 = 91,503.42 : x
2. Step 2: Convert to fraction form
   58,407.33/91,503.42 = 91,503.42/x
3. Step 3: Cross multiply
   58,407.33x = 91,503.42 × 91,503.42
4. Step 4: Simplify right side
   58,407.33x = 8,372,876,214.83
5. Step 5: Solve for x
   x = 8,372,876,214.83/58,407.33
6. Step 6: Final answer
   x = 143,353.18