Finding the Fourth Proportional to 1,661,428.72, 2,292,773.72 and 897,482.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,661,428.72 : 2,292,773.72 = 897,482.32 : x
2. Step 2: Convert to fraction form
   1,661,428.72/2,292,773.72 = 897,482.32/x
3. Step 3: Cross multiply
   1,661,428.72x = 2,292,773.72 × 897,482.32
4. Step 4: Simplify right side
   1,661,428.72x = 2,057,723,877,460.63
5. Step 5: Solve for x
   x = 2,057,723,877,460.63/1,661,428.72
6. Step 6: Final answer
   x = 1,238,526.73