Finding the Third Proportional to 58,206.09 and 89,887.22

Step by Step Solution

1. Step 1: Write the proportion equation
   58,206.09 : 89,887.22 = 89,887.22 : x
2. Step 2: Convert to fraction form
   58,206.09/89,887.22 = 89,887.22/x
3. Step 3: Cross multiply
   58,206.09x = 89,887.22 × 89,887.22
4. Step 4: Simplify right side
   58,206.09x = 8,079,712,094.61
5. Step 5: Solve for x
   x = 8,079,712,094.61/58,206.09
6. Step 6: Final answer
   x = 138,812.13