Finding the Fourth Proportional to 58,461.84, 80,663.04 and 34,578.72

Step by Step Solution

1. Step 1: Write the proportion equation
   58,461.84 : 80,663.04 = 34,578.72 : x
2. Step 2: Convert to fraction form
   58,461.84/80,663.04 = 34,578.72/x
3. Step 3: Cross multiply
   58,461.84x = 80,663.04 × 34,578.72
4. Step 4: Simplify right side
   58,461.84x = 2,789,224,674.51
5. Step 5: Solve for x
   x = 2,789,224,674.51/58,461.84
6. Step 6: Final answer
   x = 47,710.18