Finding the Fourth Proportional to 72,215,783.10, 99,657,779.88 and 41,276,616.72

Step by Step Solution

1. Step 1: Write the proportion equation
   72,215,783.10 : 99,657,779.88 = 41,276,616.72 : x
2. Step 2: Convert to fraction form
   72,215,783.10/99,657,779.88 = 41,276,616.72/x
3. Step 3: Cross multiply
   72,215,783.10x = 99,657,779.88 × 41,276,616.72
4. Step 4: Simplify right side
   72,215,783.10x = 4,113,535,983,272,887.50
5. Step 5: Solve for x
   x = 4,113,535,983,272,887.50/72,215,783.10
6. Step 6: Final answer
   x = 56,961,730.62