Finding the Fourth Proportional to 1,610,499, 2,222,531.16 and 875,502.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,610,499 : 2,222,531.16 = 875,502.72 : x
2. Step 2: Convert to fraction form
   1,610,499/2,222,531.16 = 875,502.72/x
3. Step 3: Cross multiply
   1,610,499x = 2,222,531.16 × 875,502.72
4. Step 4: Simplify right side
   1,610,499x = 1,945,832,075,864.76
5. Step 5: Solve for x
   x = 1,945,832,075,864.76/1,610,499
6. Step 6: Final answer
   x = 1,208,216.88