Finding the Fourth Proportional to 1,113,259.13, 1,536,300.56 and 603,961.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,113,259.13 : 1,536,300.56 = 603,961.50 : x
2. Step 2: Convert to fraction form
   1,113,259.13/1,536,300.56 = 603,961.50/x
3. Step 3: Cross multiply
   1,113,259.13x = 1,536,300.56 × 603,961.50
4. Step 4: Simplify right side
   1,113,259.13x = 927,866,392,178.34
5. Step 5: Solve for x
   x = 927,866,392,178.34/1,113,259.13
6. Step 6: Final answer
   x = 833,468.48