Finding the Fourth Proportional to 1,657,606,760.72, 2,287,485,693 and 904,919,936.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,657,606,760.72 : 2,287,485,693 = 904,919,936.12 : x
2. Step 2: Convert to fraction form
   1,657,606,760.72/2,287,485,693 = 904,919,936.12/x
3. Step 3: Cross multiply
   1,657,606,760.72x = 2,287,485,693 × 904,919,936.12
4. Step 4: Simplify right side
   1,657,606,760.72x = 2,069,991,407,184,973,824
5. Step 5: Solve for x
   x = 2,069,991,407,184,973,824/1,657,606,760.72
6. Step 6: Final answer
   x = 1,248,783,159.09