Finding the Fourth Proportional to 1,152,606,123.14, 1,590,596,982.89 and 623,970,109.80

Step by Step Solution

1. Step 1: Write the proportion equation
   1,152,606,123.14 : 1,590,596,982.89 = 623,970,109.80 : x
2. Step 2: Convert to fraction form
   1,152,606,123.14/1,590,596,982.89 = 623,970,109.80/x
3. Step 3: Cross multiply
   1,152,606,123.14x = 1,590,596,982.89 × 623,970,109.80
4. Step 4: Simplify right side
   1,152,606,123.14x = 992,484,974,058,302,080
5. Step 5: Solve for x
   x = 992,484,974,058,302,080/1,152,606,123.14
6. Step 6: Final answer
   x = 861,079,040.04