Finding the Fourth Proportional to 201,453.52, 278,008.52 and 112,032.72

Step by Step Solution

1. Step 1: Write the proportion equation
   201,453.52 : 278,008.52 = 112,032.72 : x
2. Step 2: Convert to fraction form
   201,453.52/278,008.52 = 112,032.72/x
3. Step 3: Cross multiply
   201,453.52x = 278,008.52 × 112,032.72
4. Step 4: Simplify right side
   201,453.52x = 31,146,050,678.77
5. Step 5: Solve for x
   x = 31,146,050,678.77/201,453.52
6. Step 6: Final answer
   x = 154,606.63