Finding the Fourth Proportional to 1,061,091.34, 1,590,677.01 and 387,014.74

Step by Step Solution

1. Step 1: Write the proportion equation
   1,061,091.34 : 1,590,677.01 = 387,014.74 : x
2. Step 2: Convert to fraction form
   1,061,091.34/1,590,677.01 = 387,014.74/x
3. Step 3: Cross multiply
   1,061,091.34x = 1,590,677.01 × 387,014.74
4. Step 4: Simplify right side
   1,061,091.34x = 615,615,449,449.13
5. Step 5: Solve for x
   x = 615,615,449,449.13/1,061,091.34
6. Step 6: Final answer
   x = 580,171.97