Finding the Fourth Proportional to 3,887,688,074.90, 5,365,006,076.59 and 2,194,499,115.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,887,688,074.90 : 5,365,006,076.59 = 2,194,499,115.50 : x
2. Step 2: Convert to fraction form
   3,887,688,074.90/5,365,006,076.59 = 2,194,499,115.50/x
3. Step 3: Cross multiply
   3,887,688,074.90x = 5,365,006,076.59 × 2,194,499,115.50
4. Step 4: Simplify right side
   3,887,688,074.90x = 11,773,501,089,696,567,296
5. Step 5: Solve for x
   x = 11,773,501,089,696,567,296/3,887,688,074.90
6. Step 6: Final answer
   x = 3,028,406,822.48