Finding the Third Proportional to 28,456,585,517.25 and 63,275,657,410.69

Step by Step Solution

1. Step 1: Write the proportion equation
   28,456,585,517.25 : 63,275,657,410.69 = 63,275,657,410.69 : x
2. Step 2: Convert to fraction form
   28,456,585,517.25/63,275,657,410.69 = 63,275,657,410.69/x
3. Step 3: Cross multiply
   28,456,585,517.25x = 63,275,657,410.69 × 63,275,657,410.69
4. Step 4: Simplify right side
   28,456,585,517.25x = 4,003,808,820,754,501,861,376
5. Step 5: Solve for x
   x = 4,003,808,820,754,501,861,376/28,456,585,517.25
6. Step 6: Final answer
   x = 140,698,848,719.13