Finding the Fourth Proportional to 2,281,186,028, 3,147,496,937.88 and 1,291,111,474.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,281,186,028 : 3,147,496,937.88 = 1,291,111,474.16 : x
2. Step 2: Convert to fraction form
   2,281,186,028/3,147,496,937.88 = 1,291,111,474.16/x
3. Step 3: Cross multiply
   2,281,186,028x = 3,147,496,937.88 × 1,291,111,474.16
4. Step 4: Simplify right side
   2,281,186,028x = 4,063,769,411,380,333,056
5. Step 5: Solve for x
   x = 4,063,769,411,380,333,056/2,281,186,028
6. Step 6: Final answer
   x = 1,781,428,327.85