Finding the Fourth Proportional to 35,113,917.72, 52,659,944.82 and 12,389,490.84

Step by Step Solution

1. Step 1: Write the proportion equation
   35,113,917.72 : 52,659,944.82 = 12,389,490.84 : x
2. Step 2: Convert to fraction form
   35,113,917.72/52,659,944.82 = 12,389,490.84/x
3. Step 3: Cross multiply
   35,113,917.72x = 52,659,944.82 × 12,389,490.84
4. Step 4: Simplify right side
   35,113,917.72x = 652,429,903,982,295.50
5. Step 5: Solve for x
   x = 652,429,903,982,295.50/35,113,917.72
6. Step 6: Final answer
   x = 18,580,379.13