Finding the Fourth Proportional to 1,022,209,189.52, 1,410,648,684.25 and 552,310,510.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,022,209,189.52 : 1,410,648,684.25 = 552,310,510.47 : x
2. Step 2: Convert to fraction form
   1,022,209,189.52/1,410,648,684.25 = 552,310,510.47/x
3. Step 3: Cross multiply
   1,022,209,189.52x = 1,410,648,684.25 × 552,310,510.47
4. Step 4: Simplify right side
   1,022,209,189.52x = 779,116,094,896,620,032
5. Step 5: Solve for x
   x = 779,116,094,896,620,032/1,022,209,189.52
6. Step 6: Final answer
   x = 762,188,505.92