Finding the Fourth Proportional to 2,105,624,521.76, 2,905,852,661.52 and 1,165,827,184.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,105,624,521.76 : 2,905,852,661.52 = 1,165,827,184.16 : x
2. Step 2: Convert to fraction form
   2,105,624,521.76/2,905,852,661.52 = 1,165,827,184.16/x
3. Step 3: Cross multiply
   2,105,624,521.76x = 2,905,852,661.52 × 1,165,827,184.16
4. Step 4: Simplify right side
   2,105,624,521.76x = 3,387,722,025,963,703,296
5. Step 5: Solve for x
   x = 3,387,722,025,963,703,296/2,105,624,521.76
6. Step 6: Final answer
   x = 1,608,891,799.54