Finding the Fourth Proportional to 42,189.12, 58,221.03 and 23,068.98

Step by Step Solution

1. Step 1: Write the proportion equation
   42,189.12 : 58,221.03 = 23,068.98 : x
2. Step 2: Convert to fraction form
   42,189.12/58,221.03 = 23,068.98/x
3. Step 3: Cross multiply
   42,189.12x = 58,221.03 × 23,068.98
4. Step 4: Simplify right side
   42,189.12x = 1,343,099,776.65
5. Step 5: Solve for x
   x = 1,343,099,776.65/42,189.12
6. Step 6: Final answer
   x = 31,835.22