Finding the Third Proportional to 4,921,881 and 7,703,402

Step by Step Solution

1. Step 1: Write the proportion equation
   4,921,881 : 7,703,402 = 7,703,402 : x
2. Step 2: Convert to fraction form
   4,921,881/7,703,402 = 7,703,402/x
3. Step 3: Cross multiply
   4,921,881x = 7,703,402 × 7,703,402
4. Step 4: Simplify right side
   4,921,881x = 59,342,402,373,604
5. Step 5: Solve for x
   x = 59,342,402,373,604/4,921,881
6. Step 6: Final answer
   x = 12,056,854.36