Finding the Fourth Proportional to 43,152,789.81, 64,754,722.55 and 15,878,236.05

Step by Step Solution

1. Step 1: Write the proportion equation
   43,152,789.81 : 64,754,722.55 = 15,878,236.05 : x
2. Step 2: Convert to fraction form
   43,152,789.81/64,754,722.55 = 15,878,236.05/x
3. Step 3: Cross multiply
   43,152,789.81x = 64,754,722.55 × 15,878,236.05
4. Step 4: Simplify right side
   43,152,789.81x = 1,028,190,770,001,157.88
5. Step 5: Solve for x
   x = 1,028,190,770,001,157.88/43,152,789.81
6. Step 6: Final answer
   x = 23,826,750.82