Finding the Fourth Proportional to 156,826,678.16, 235,209,016.49 and 149,049,334.37

Step by Step Solution

1. Step 1: Write the proportion equation
   156,826,678.16 : 235,209,016.49 = 149,049,334.37 : x
2. Step 2: Convert to fraction form
   156,826,678.16/235,209,016.49 = 149,049,334.37/x
3. Step 3: Cross multiply
   156,826,678.16x = 235,209,016.49 × 149,049,334.37
4. Step 4: Simplify right side
   156,826,678.16x = 35,057,747,345,499,632
5. Step 5: Solve for x
   x = 35,057,747,345,499,632/156,826,678.16
6. Step 6: Final answer
   x = 223,544,538.19