Finding the Fourth Proportional to 42,056,969.07, 63,084,945.87 and 10,929,868.95

Step by Step Solution

1. Step 1: Write the proportion equation
   42,056,969.07 : 63,084,945.87 = 10,929,868.95 : x
2. Step 2: Convert to fraction form
   42,056,969.07/63,084,945.87 = 10,929,868.95/x
3. Step 3: Cross multiply
   42,056,969.07x = 63,084,945.87 × 10,929,868.95
4. Step 4: Simplify right side
   42,056,969.07x = 689,510,191,076,943.62
5. Step 5: Solve for x
   x = 689,510,191,076,943.62/42,056,969.07
6. Step 6: Final answer
   x = 16,394,671.47