Finding the Fourth Proportional to 1,074,071.60, 1,482,229.69 and 590,640.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,074,071.60 : 1,482,229.69 = 590,640.31 : x
2. Step 2: Convert to fraction form
   1,074,071.60/1,482,229.69 = 590,640.31/x
3. Step 3: Cross multiply
   1,074,071.60x = 1,482,229.69 × 590,640.31
4. Step 4: Simplify right side
   1,074,071.60x = 875,464,598,410.63
5. Step 5: Solve for x
   x = 875,464,598,410.63/1,074,071.60
6. Step 6: Final answer
   x = 815,089.61