Finding the Third Proportional to 2,488,688,487.50 and 5,332,354,385

Step by Step Solution

1. Step 1: Write the proportion equation
   2,488,688,487.50 : 5,332,354,385 = 5,332,354,385 : x
2. Step 2: Convert to fraction form
   2,488,688,487.50/5,332,354,385 = 5,332,354,385/x
3. Step 3: Cross multiply
   2,488,688,487.50x = 5,332,354,385 × 5,332,354,385
4. Step 4: Simplify right side
   2,488,688,487.50x = 28,434,003,287,228,727,296
5. Step 5: Solve for x
   x = 28,434,003,287,228,727,296/2,488,688,487.50
6. Step 6: Final answer
   x = 11,425,296,267.51