Finding the Third Proportional to 55,477,969 and 88,354,196

Step by Step Solution

1. Step 1: Write the proportion equation
   55,477,969 : 88,354,196 = 88,354,196 : x
2. Step 2: Convert to fraction form
   55,477,969/88,354,196 = 88,354,196/x
3. Step 3: Cross multiply
   55,477,969x = 88,354,196 × 88,354,196
4. Step 4: Simplify right side
   55,477,969x = 7,806,463,950,806,416
5. Step 5: Solve for x
   x = 7,806,463,950,806,416/55,477,969
6. Step 6: Final answer
   x = 140,712,864.79