Finding the Fourth Proportional to 622,061.12, 933,080.52 and 201,337.40

Step by Step Solution

1. Step 1: Write the proportion equation
   622,061.12 : 933,080.52 = 201,337.40 : x
2. Step 2: Convert to fraction form
   622,061.12/933,080.52 = 201,337.40/x
3. Step 3: Cross multiply
   622,061.12x = 933,080.52 × 201,337.40
4. Step 4: Simplify right side
   622,061.12x = 187,864,005,887.45
5. Step 5: Solve for x
   x = 187,864,005,887.45/622,061.12
6. Step 6: Final answer
   x = 302,002.49