Finding the Fourth Proportional to 56,959,477.67, 78,604,456.59 and 30,853,995.50

Step by Step Solution

1. Step 1: Write the proportion equation
   56,959,477.67 : 78,604,456.59 = 30,853,995.50 : x
2. Step 2: Convert to fraction form
   56,959,477.67/78,604,456.59 = 30,853,995.50/x
3. Step 3: Cross multiply
   56,959,477.67x = 78,604,456.59 × 30,853,995.50
4. Step 4: Simplify right side
   56,959,477.67x = 2,425,261,549,907,805.50
5. Step 5: Solve for x
   x = 2,425,261,549,907,805.50/56,959,477.67
6. Step 6: Final answer
   x = 42,578,718.22