Finding the Fourth Proportional to 510,022,756.10, 715,392,347.50 and 510,022,756.10

Step by Step Solution

1. Step 1: Write the proportion equation
   510,022,756.10 : 715,392,347.50 = 510,022,756.10 : x
2. Step 2: Convert to fraction form
   510,022,756.10/715,392,347.50 = 510,022,756.10/x
3. Step 3: Cross multiply
   510,022,756.10x = 715,392,347.50 × 510,022,756.10
4. Step 4: Simplify right side
   510,022,756.10x = 364,866,376,764,798,976
5. Step 5: Solve for x
   x = 364,866,376,764,798,976/510,022,756.10
6. Step 6: Final answer
   x = 715,392,347.50