Finding the Fourth Proportional to 493,109,625.16, 739,646,498.58 and 148,054,284.10

Step by Step Solution

1. Step 1: Write the proportion equation
   493,109,625.16 : 739,646,498.58 = 148,054,284.10 : x
2. Step 2: Convert to fraction form
   493,109,625.16/739,646,498.58 = 148,054,284.10/x
3. Step 3: Cross multiply
   493,109,625.16x = 739,646,498.58 × 148,054,284.10
4. Step 4: Simplify right side
   493,109,625.16x = 109,507,832,834,333,568
5. Step 5: Solve for x
   x = 109,507,832,834,333,568/493,109,625.16
6. Step 6: Final answer
   x = 222,076,039.99