Finding the Fourth Proportional to 301,987.56, 452,649.15 and 124,397.69

Step by Step Solution

1. Step 1: Write the proportion equation
   301,987.56 : 452,649.15 = 124,397.69 : x
2. Step 2: Convert to fraction form
   301,987.56/452,649.15 = 124,397.69/x
3. Step 3: Cross multiply
   301,987.56x = 452,649.15 × 124,397.69
4. Step 4: Simplify right side
   301,987.56x = 56,308,506,377.22
5. Step 5: Solve for x
   x = 56,308,506,377.22/301,987.56
6. Step 6: Final answer
   x = 186,459.69