Finding the Third Proportional to 86,806,748 and 187,242,662

Step by Step Solution

1. Step 1: Write the proportion equation
   86,806,748 : 187,242,662 = 187,242,662 : x
2. Step 2: Convert to fraction form
   86,806,748/187,242,662 = 187,242,662/x
3. Step 3: Cross multiply
   86,806,748x = 187,242,662 × 187,242,662
4. Step 4: Simplify right side
   86,806,748x = 35,059,814,472,846,244
5. Step 5: Solve for x
   x = 35,059,814,472,846,244/86,806,748
6. Step 6: Final answer
   x = 403,883,514.60