Finding the Fourth Proportional to 42,547.58, 58,733.90 and 30,290.93

Step by Step Solution

1. Step 1: Write the proportion equation
   42,547.58 : 58,733.90 = 30,290.93 : x
2. Step 2: Convert to fraction form
   42,547.58/58,733.90 = 30,290.93/x
3. Step 3: Cross multiply
   42,547.58x = 58,733.90 × 30,290.93
4. Step 4: Simplify right side
   42,547.58x = 1,779,104,008.40
5. Step 5: Solve for x
   x = 1,779,104,008.40/42,547.58
6. Step 6: Final answer
   x = 41,814.46