Finding the Fourth Proportional to 162,154,807.37, 243,620,245.15 and 103,976,469.89

Step by Step Solution

1. Step 1: Write the proportion equation
   162,154,807.37 : 243,620,245.15 = 103,976,469.89 : x
2. Step 2: Convert to fraction form
   162,154,807.37/243,620,245.15 = 103,976,469.89/x
3. Step 3: Cross multiply
   162,154,807.37x = 243,620,245.15 × 103,976,469.89
4. Step 4: Simplify right side
   162,154,807.37x = 25,330,773,083,868,928
5. Step 5: Solve for x
   x = 25,330,773,083,868,928/162,154,807.37
6. Step 6: Final answer
   x = 156,213,519.01