Finding the Fourth Proportional to 42,700.19, 58,953.69 and 27,615.96

Step by Step Solution

1. Step 1: Write the proportion equation
   42,700.19 : 58,953.69 = 27,615.96 : x
2. Step 2: Convert to fraction form
   42,700.19/58,953.69 = 27,615.96/x
3. Step 3: Cross multiply
   42,700.19x = 58,953.69 × 27,615.96
4. Step 4: Simplify right side
   42,700.19x = 1,628,062,744.89
5. Step 5: Solve for x
   x = 1,628,062,744.89/42,700.19
6. Step 6: Final answer
   x = 38,127.77