Finding the Fourth Proportional to 1,023,123,051.48, 1,411,908,816.06 and 553,223,247.60

Step by Step Solution

1. Step 1: Write the proportion equation
   1,023,123,051.48 : 1,411,908,816.06 = 553,223,247.60 : x
2. Step 2: Convert to fraction form
   1,023,123,051.48/1,411,908,816.06 = 553,223,247.60/x
3. Step 3: Cross multiply
   1,023,123,051.48x = 1,411,908,816.06 × 553,223,247.60
4. Step 4: Simplify right side
   1,023,123,051.48x = 781,100,780,535,784,192
5. Step 5: Solve for x
   x = 781,100,780,535,784,192/1,023,123,051.48
6. Step 6: Final answer
   x = 763,447,543.68