Finding the Third Proportional to 68,751,346 and 99,426,443

Step by Step Solution

1. Step 1: Write the proportion equation
   68,751,346 : 99,426,443 = 99,426,443 : x
2. Step 2: Convert to fraction form
   68,751,346/99,426,443 = 99,426,443/x
3. Step 3: Cross multiply
   68,751,346x = 99,426,443 × 99,426,443
4. Step 4: Simplify right side
   68,751,346x = 9,885,617,567,632,248
5. Step 5: Solve for x
   x = 9,885,617,567,632,248/68,751,346
6. Step 6: Final answer
   x = 143,787,985.88