Finding the Fourth Proportional to 42,422,715.86, 63,622,460.15 and 11,709,953.15

Step by Step Solution

1. Step 1: Write the proportion equation
   42,422,715.86 : 63,622,460.15 = 11,709,953.15 : x
2. Step 2: Convert to fraction form
   42,422,715.86/63,622,460.15 = 11,709,953.15/x
3. Step 3: Cross multiply
   42,422,715.86x = 63,622,460.15 × 11,709,953.15
4. Step 4: Simplify right side
   42,422,715.86x = 745,016,027,585,692.25
5. Step 5: Solve for x
   x = 745,016,027,585,692.25/42,422,715.86
6. Step 6: Final answer
   x = 17,561,724.01