Finding the Fourth Proportional to 152,783.82, 229,088.25 and 143,977.50

Step by Step Solution

1. Step 1: Write the proportion equation
   152,783.82 : 229,088.25 = 143,977.50 : x
2. Step 2: Convert to fraction form
   152,783.82/229,088.25 = 143,977.50/x
3. Step 3: Cross multiply
   152,783.82x = 229,088.25 × 143,977.50
4. Step 4: Simplify right side
   152,783.82x = 32,983,553,514.38
5. Step 5: Solve for x
   x = 32,983,553,514.38/152,783.82
6. Step 6: Final answer
   x = 215,883.81