Finding the Fourth Proportional to 201,061.30, 301,822.35 and 118,002.10

Step by Step Solution

1. Step 1: Write the proportion equation
   201,061.30 : 301,822.35 = 118,002.10 : x
2. Step 2: Convert to fraction form
   201,061.30/301,822.35 = 118,002.10/x
3. Step 3: Cross multiply
   201,061.30x = 301,822.35 × 118,002.10
4. Step 4: Simplify right side
   201,061.30x = 35,615,671,126.94
5. Step 5: Solve for x
   x = 35,615,671,126.94/201,061.30
6. Step 6: Final answer
   x = 177,138.37