Finding the Fourth Proportional to 1,590,827.50, 2,195,342.31 and 875,435.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,590,827.50 : 2,195,342.31 = 875,435.50 : x
2. Step 2: Convert to fraction form
   1,590,827.50/2,195,342.31 = 875,435.50/x
3. Step 3: Cross multiply
   1,590,827.50x = 2,195,342.31 × 875,435.50
4. Step 4: Simplify right side
   1,590,827.50x = 1,921,880,592,826.01
5. Step 5: Solve for x
   x = 1,921,880,592,826.01/1,590,827.50
6. Step 6: Final answer
   x = 1,208,101.19