Finding the Fourth Proportional to 53,047,051.20, 73,178,134.53 and 31,006,150.80

Step by Step Solution

1. Step 1: Write the proportion equation
   53,047,051.20 : 73,178,134.53 = 31,006,150.80 : x
2. Step 2: Convert to fraction form
   53,047,051.20/73,178,134.53 = 31,006,150.80/x
3. Step 3: Cross multiply
   53,047,051.20x = 73,178,134.53 × 31,006,150.80
4. Step 4: Simplify right side
   53,047,051.20x = 2,268,972,274,499,867
5. Step 5: Solve for x
   x = 2,268,972,274,499,867/53,047,051.20
6. Step 6: Final answer
   x = 42,772,825.69