Finding the Fourth Proportional to 1,113,261.31, 1,536,303.57 and 603,963.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,113,261.31 : 1,536,303.57 = 603,963.69 : x
2. Step 2: Convert to fraction form
   1,113,261.31/1,536,303.57 = 603,963.69/x
3. Step 3: Cross multiply
   1,113,261.31x = 1,536,303.57 × 603,963.69
4. Step 4: Simplify right side
   1,113,261.31x = 927,871,573,097.37
5. Step 5: Solve for x
   x = 927,871,573,097.37/1,113,261.31
6. Step 6: Final answer
   x = 833,471.50