Finding the Third Proportional to 708,417,516 and 1,111,197,357.50

Step by Step Solution

1. Step 1: Write the proportion equation
   708,417,516 : 1,111,197,357.50 = 1,111,197,357.50 : x
2. Step 2: Convert to fraction form
   708,417,516/1,111,197,357.50 = 1,111,197,357.50/x
3. Step 3: Cross multiply
   708,417,516x = 1,111,197,357.50 × 1,111,197,357.50
4. Step 4: Simplify right side
   708,417,516x = 1,234,759,567,314,982,912
5. Step 5: Solve for x
   x = 1,234,759,567,314,982,912/708,417,516
6. Step 6: Final answer
   x = 1,742,982,830.64