Finding the Fourth Proportional to 153,061.78, 229,593.12 and 46,446.59

Step by Step Solution

1. Step 1: Write the proportion equation
   153,061.78 : 229,593.12 = 46,446.59 : x
2. Step 2: Convert to fraction form
   153,061.78/229,593.12 = 46,446.59/x
3. Step 3: Cross multiply
   153,061.78x = 229,593.12 × 46,446.59
4. Step 4: Simplify right side
   153,061.78x = 10,663,817,461.48
5. Step 5: Solve for x
   x = 10,663,817,461.48/153,061.78
6. Step 6: Final answer
   x = 69,670.02