Finding the Fourth Proportional to 37,114.68, 55,677.15 and 12,156.69

Step by Step Solution

1. Step 1: Write the proportion equation
   37,114.68 : 55,677.15 = 12,156.69 : x
2. Step 2: Convert to fraction form
   37,114.68/55,677.15 = 12,156.69/x
3. Step 3: Cross multiply
   37,114.68x = 55,677.15 × 12,156.69
4. Step 4: Simplify right side
   37,114.68x = 676,849,852.63
5. Step 5: Solve for x
   x = 676,849,852.63/37,114.68
6. Step 6: Final answer
   x = 18,236.72