Finding the Fourth Proportional to 37,702.10, 52,036.62 and 21,784.43

Step by Step Solution

1. Step 1: Write the proportion equation
   37,702.10 : 52,036.62 = 21,784.43 : x
2. Step 2: Convert to fraction form
   37,702.10/52,036.62 = 21,784.43/x
3. Step 3: Cross multiply
   37,702.10x = 52,036.62 × 21,784.43
4. Step 4: Simplify right side
   37,702.10x = 1,133,588,105.83
5. Step 5: Solve for x
   x = 1,133,588,105.83/37,702.10
6. Step 6: Final answer
   x = 30,066.98