Finding the Fourth Proportional to 105,180,273.12, 157,770,412.56 and 28,503,298.56

Step by Step Solution

1. Step 1: Write the proportion equation
   105,180,273.12 : 157,770,412.56 = 28,503,298.56 : x
2. Step 2: Convert to fraction form
   105,180,273.12/157,770,412.56 = 28,503,298.56/x
3. Step 3: Cross multiply
   105,180,273.12x = 157,770,412.56 × 28,503,298.56
4. Step 4: Simplify right side
   105,180,273.12x = 4,496,977,173,132,054
5. Step 5: Solve for x
   x = 4,496,977,173,132,054/105,180,273.12
6. Step 6: Final answer
   x = 42,754,948.62