Finding the Fourth Proportional to 37,068.76, 51,159.18 and 21,155.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,068.76 : 51,159.18 = 21,155.50 : x
2. Step 2: Convert to fraction form
   37,068.76/51,159.18 = 21,155.50/x
3. Step 3: Cross multiply
   37,068.76x = 51,159.18 × 21,155.50
4. Step 4: Simplify right side
   37,068.76x = 1,082,298,032.49
5. Step 5: Solve for x
   x = 1,082,298,032.49/37,068.76
6. Step 6: Final answer
   x = 29,197.04