Finding the Third Proportional to 388,419,097.50 and 832,240,838.25

Step by Step Solution

1. Step 1: Write the proportion equation
   388,419,097.50 : 832,240,838.25 = 832,240,838.25 : x
2. Step 2: Convert to fraction form
   388,419,097.50/832,240,838.25 = 832,240,838.25/x
3. Step 3: Cross multiply
   388,419,097.50x = 832,240,838.25 × 832,240,838.25
4. Step 4: Simplify right side
   388,419,097.50x = 692,624,812,851,062,656
5. Step 5: Solve for x
   x = 692,624,812,851,062,656/388,419,097.50
6. Step 6: Final answer
   x = 1,783,189,388.24