Finding the Third Proportional to 12,964,850,214.75 and 30,011,759,626.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,964,850,214.75 : 30,011,759,626.50 = 30,011,759,626.50 : x
2. Step 2: Convert to fraction form
   12,964,850,214.75/30,011,759,626.50 = 30,011,759,626.50/x
3. Step 3: Cross multiply
   12,964,850,214.75x = 30,011,759,626.50 × 30,011,759,626.50
4. Step 4: Simplify right side
   12,964,850,214.75x = 900,705,715,878,815,465,472
5. Step 5: Solve for x
   x = 900,705,715,878,815,465,472/12,964,850,214.75
6. Step 6: Final answer
   x = 69,472,897,947.88