Finding the Fourth Proportional to 18,499,121.34, 27,748,016.76 and 4,852,158.72

Step by Step Solution

1. Step 1: Write the proportion equation
   18,499,121.34 : 27,748,016.76 = 4,852,158.72 : x
2. Step 2: Convert to fraction form
   18,499,121.34/27,748,016.76 = 4,852,158.72/x
3. Step 3: Cross multiply
   18,499,121.34x = 27,748,016.76 × 4,852,158.72
4. Step 4: Simplify right side
   18,499,121.34x = 134,637,781,484,740.14
5. Step 5: Solve for x
   x = 134,637,781,484,740.14/18,499,121.34
6. Step 6: Final answer
   x = 7,278,063.59