Finding the Fourth Proportional to 42,298.34, 58,345.30 and 27,210.67

Step by Step Solution

1. Step 1: Write the proportion equation
   42,298.34 : 58,345.30 = 27,210.67 : x
2. Step 2: Convert to fraction form
   42,298.34/58,345.30 = 27,210.67/x
3. Step 3: Cross multiply
   42,298.34x = 58,345.30 × 27,210.67
4. Step 4: Simplify right side
   42,298.34x = 1,587,614,704.35
5. Step 5: Solve for x
   x = 1,587,614,704.35/42,298.34
6. Step 6: Final answer
   x = 37,533.74