Finding the Fourth Proportional to 70,976,722.10, 99,636,149.50 and 70,976,722.10

Step by Step Solution

1. Step 1: Write the proportion equation
   70,976,722.10 : 99,636,149.50 = 70,976,722.10 : x
2. Step 2: Convert to fraction form
   70,976,722.10/99,636,149.50 = 70,976,722.10/x
3. Step 3: Cross multiply
   70,976,722.10x = 99,636,149.50 × 70,976,722.10
4. Step 4: Simplify right side
   70,976,722.10x = 7,071,847,294,175,553
5. Step 5: Solve for x
   x = 7,071,847,294,175,553/70,976,722.10
6. Step 6: Final answer
   x = 99,636,149.50