Finding the Fourth Proportional to 42,726,196.74, 64,089,295.90 and 10,377,881.29

Step by Step Solution

1. Step 1: Write the proportion equation
   42,726,196.74 : 64,089,295.90 = 10,377,881.29 : x
2. Step 2: Convert to fraction form
   42,726,196.74/64,089,295.90 = 10,377,881.29/x
3. Step 3: Cross multiply
   42,726,196.74x = 64,089,295.90 × 10,377,881.29
4. Step 4: Simplify right side
   42,726,196.74x = 665,111,104,893,233.25
5. Step 5: Solve for x
   x = 665,111,104,893,233.25/42,726,196.74
6. Step 6: Final answer
   x = 15,566,822.13