Finding the Third Proportional to 16,403,358 and 38,325,642

Step by Step Solution

1. Step 1: Write the proportion equation
   16,403,358 : 38,325,642 = 38,325,642 : x
2. Step 2: Convert to fraction form
   16,403,358/38,325,642 = 38,325,642/x
3. Step 3: Cross multiply
   16,403,358x = 38,325,642 × 38,325,642
4. Step 4: Simplify right side
   16,403,358x = 1,468,854,834,712,164
5. Step 5: Solve for x
   x = 1,468,854,834,712,164/16,403,358
6. Step 6: Final answer
   x = 89,545,984.10