Finding the Fourth Proportional to 42,557,859.93, 63,845,756.55 and 13,801,753.29

Step by Step Solution

1. Step 1: Write the proportion equation
   42,557,859.93 : 63,845,756.55 = 13,801,753.29 : x
2. Step 2: Convert to fraction form
   42,557,859.93/63,845,756.55 = 13,801,753.29/x
3. Step 3: Cross multiply
   42,557,859.93x = 63,845,756.55 × 13,801,753.29
4. Step 4: Simplify right side
   42,557,859.93x = 881,183,380,516,501.50
5. Step 5: Solve for x
   x = 881,183,380,516,501.50/42,557,859.93
6. Step 6: Final answer
   x = 20,705,537.87