Finding the Fourth Proportional to 336,959,050.51, 505,492,887.69 and 103,789,654.05

Step by Step Solution

1. Step 1: Write the proportion equation
   336,959,050.51 : 505,492,887.69 = 103,789,654.05 : x
2. Step 2: Convert to fraction form
   336,959,050.51/505,492,887.69 = 103,789,654.05/x
3. Step 3: Cross multiply
   336,959,050.51x = 505,492,887.69 × 103,789,654.05
4. Step 4: Simplify right side
   336,959,050.51x = 52,464,931,935,034,192
5. Step 5: Solve for x
   x = 52,464,931,935,034,192/336,959,050.51
6. Step 6: Final answer
   x = 155,701,210.15