Finding the Fourth Proportional to 2,121,685,984.24, 2,927,537,978.52 and 1,181,865,238

Step by Step Solution

1. Step 1: Write the proportion equation
   2,121,685,984.24 : 2,927,537,978.52 = 1,181,865,238 : x
2. Step 2: Convert to fraction form
   2,121,685,984.24/2,927,537,978.52 = 1,181,865,238/x
3. Step 3: Cross multiply
   2,121,685,984.24x = 2,927,537,978.52 × 1,181,865,238
4. Step 4: Simplify right side
   2,121,685,984.24x = 3,459,955,369,737,578,496
5. Step 5: Solve for x
   x = 3,459,955,369,737,578,496/2,121,685,984.24
6. Step 6: Final answer
   x = 1,630,757,518.05