Finding the Fourth Proportional to 58,498.91, 87,748.52 and 19,059.10

Step by Step Solution

1. Step 1: Write the proportion equation
   58,498.91 : 87,748.52 = 19,059.10 : x
2. Step 2: Convert to fraction form
   58,498.91/87,748.52 = 19,059.10/x
3. Step 3: Cross multiply
   58,498.91x = 87,748.52 × 19,059.10
4. Step 4: Simplify right side
   58,498.91x = 1,672,407,502.87
5. Step 5: Solve for x
   x = 1,672,407,502.87/58,498.91
6. Step 6: Final answer
   x = 28,588.70