Finding the Fourth Proportional to 74,808.96, 112,116.43 and 30,384.10

Step by Step Solution

1. Step 1: Write the proportion equation
   74,808.96 : 112,116.43 = 30,384.10 : x
2. Step 2: Convert to fraction form
   74,808.96/112,116.43 = 30,384.10/x
3. Step 3: Cross multiply
   74,808.96x = 112,116.43 × 30,384.10
4. Step 4: Simplify right side
   74,808.96x = 3,406,556,820.76
5. Step 5: Solve for x
   x = 3,406,556,820.76/74,808.96
6. Step 6: Final answer
   x = 45,536.75