Finding the Fourth Proportional to 149,920.49, 224,881.71 and 59,970.72

Step by Step Solution

1. Step 1: Write the proportion equation
   149,920.49 : 224,881.71 = 59,970.72 : x
2. Step 2: Convert to fraction form
   149,920.49/224,881.71 = 59,970.72/x
3. Step 3: Cross multiply
   149,920.49x = 224,881.71 × 59,970.72
4. Step 4: Simplify right side
   149,920.49x = 13,486,318,063.53
5. Step 5: Solve for x
   x = 13,486,318,063.53/149,920.49
6. Step 6: Final answer
   x = 89,956.47