Finding the Fourth Proportional to 39,661,441.96, 59,508,978.83 and 19,206,402.38

Step by Step Solution

1. Step 1: Write the proportion equation
   39,661,441.96 : 59,508,978.83 = 19,206,402.38 : x
2. Step 2: Convert to fraction form
   39,661,441.96/59,508,978.83 = 19,206,402.38/x
3. Step 3: Cross multiply
   39,661,441.96x = 59,508,978.83 × 19,206,402.38
4. Step 4: Simplify right side
   39,661,441.96x = 1,142,953,392,631,881.50
5. Step 5: Solve for x
   x = 1,142,953,392,631,881.50/39,661,441.96
6. Step 6: Final answer
   x = 28,817,746.81