Finding the Fourth Proportional to 76,654,498.28, 105,782,669.50 and 41,847,188.72

Step by Step Solution

1. Step 1: Write the proportion equation
   76,654,498.28 : 105,782,669.50 = 41,847,188.72 : x
2. Step 2: Convert to fraction form
   76,654,498.28/105,782,669.50 = 41,847,188.72/x
3. Step 3: Cross multiply
   76,654,498.28x = 105,782,669.50 × 41,847,188.72
4. Step 4: Simplify right side
   76,654,498.28x = 4,426,707,333,662,652
5. Step 5: Solve for x
   x = 4,426,707,333,662,652/76,654,498.28
6. Step 6: Final answer
   x = 57,748,826.66